getBlock 사용 방법

# Replace 250000000 with a valid, recent slot number on Devnet/Mainnet
curl https://mainnet.helius-rpc.com/?api-key=YOUR_API_KEY -X POST -H "Content-Type: application/json" -d \
'{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "getBlock",
  "params": [
    250000000, 
    {
      "encoding": "jsonParsed",
      "transactionDetails": "full",
      "rewards": true,
      "maxSupportedTransactionVersion": 1
    }
  ]
}'

const { Connection } = require('@solana/web3.js');

async function getBlockDetails() {
  const rpcUrl = 'https://mainnet.helius-rpc.com/?api-key=YOUR_API_KEY'; // Replace YOUR_API_KEY
  const connection = new Connection(rpcUrl, 'confirmed');
  
  // Replace with a valid, recent slot number on your target network
  const slotToQuery = 250000000; 

  try {
    const block = await connection.getBlock(slotToQuery, {
      encoding: "jsonParsed",
      transactionDetails: "full",
      rewards: true,
      maxSupportedTransactionVersion: 1 
    });

    if (block) {
      console.log('Block Details:');
      console.log(`   Slot: ${slotToQuery}`);
      console.log(`   Blockhash: ${block.blockhash}`);
      console.log(`   Previous Blockhash: ${block.previousBlockhash}`);
      console.log(`   Parent Slot: ${block.parentSlot}`);
      console.log(`   Block Height: ${block.blockHeight !== null ? block.blockHeight : 'N/A'}`);
      console.log(`   Block Time: ${block.blockTime ? new Date(block.blockTime * 1000).toISOString() : 'N/A'}`);
      console.log(`   Transactions Count: ${block.transactions.length}`);
      // console.log('   Transactions:', JSON.stringify(block.transactions, null, 2)); // Full transaction details
      // console.log('   Rewards:', JSON.stringify(block.rewards, null, 2)); // Reward details
    } else {
      console.log(`Block at slot ${slotToQuery} not found or not confirmed.`);
    }
  } catch (error) {
    console.error(`Error fetching block ${slotToQuery}:`, error);
  }
}

getBlockDetails();

import { createSolanaRpc } from "@solana/kit";

const rpc_url = "https://mainnet.helius-rpc.com/?api-key=YOUR_API_KEY";
const rpc = createSolanaRpc(rpc_url);

const slot_number = BigInt(377261141);

let block = await rpc
  .getBlock(
    slot_number,
    {
      commitment: "finalized",
      encoding: "json",
      transactionDetails: "full",
      maxSupportedTransactionVersion: 1,
      rewards: false,
    },
  )
  .send();

console.log("block:", block);

use anyhow::Result;
use solana_client::nonblocking::rpc_client::RpcClient;
use solana_sdk::commitment_config::CommitmentConfig;
use solana_transaction_status_client_types::{TransactionDetails, UiTransactionEncoding};

#[tokio::main]
async fn main() -> Result<()> {
    let client = RpcClient::new_with_commitment(
        String::from("https://mainnet.helius-rpc.com/?api-key=YOUR_API_KEY"),
        CommitmentConfig::confirmed(),
    );

    let slot_number = 377261141;

    let config = solana_client::rpc_config::RpcBlockConfig {
        encoding: UiTransactionEncoding::Base58.into(),
        transaction_details: TransactionDetails::Full.into(),
        rewards: None,
        commitment: CommitmentConfig::finalized().into(),
        max_supported_transaction_version: Some(0),
    };
    let block = client.get_block_with_config(slot_number, config).await?;

    println!("Block: {:#?}", block);

    Ok(())
}